11372805

素因数分解:

$3^4\times 5^1\times {\mathrm{28081}}^1$

素因数の和:28098

約数の個数: 20

約数和(自身を含む): 20387532

約数和(自身を除く): 9014727

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 28081, 84243, 140405, 252729, 421215, 758187, 1263645, 2274561, 3790935, 11372805]

約数ペア:

[(1, 11372805), (3, 3790935), (5, 2274561), (9, 1263645), (15, 758187), (27, 421215), (45, 252729), (81, 140405), (135, 84243), (405, 28081)]